Home / 1,293,998.40-1,940,997.60-585,410.40

Finding the Fourth Proportional to 1,293,998.40, 1,940,997.60 and 585,410.40

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Solution

The fourth proportional to 1,293,998.40, 1,940,997.60 and 585,410.40 is: 878,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,998.40 : 1,940,997.60 = 585,410.40 : x
  2. Step 2: Convert to fraction form
    1,293,998.40/1,940,997.60 = 585,410.40/x
  3. Step 3: Cross multiply
    1,293,998.40x = 1,940,997.60 × 585,410.40
  4. Step 4: Simplify right side
    1,293,998.40x = 1,136,280,181,415.04
  5. Step 5: Solve for x
    x = 1,136,280,181,415.04/1,293,998.40
  6. Step 6: Final answer
    x = 878,115.60

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.